Analysis
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max time kernel
149s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
20-12-2023 17:47
Static task
static1
Behavioral task
behavioral1
Sample
fc1c010b776b3e094b556982ff729d5f.exe
Resource
win7-20231215-en
General
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Target
fc1c010b776b3e094b556982ff729d5f.exe
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Size
1.3MB
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MD5
fc1c010b776b3e094b556982ff729d5f
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SHA1
762794ee4b573f011664d872dc9de42d636fac5d
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SHA256
e40b3da6d63897102a14d6d17128ccdfe8d774db9b7481b89e1269e38113d786
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SHA512
3065a910e09ee7682853e4f97769a4302799214b514bae0bd1c79399eb97d16b457ad775e12b085105326555c64b0af01707dcf16be9fd11b1294b3424c8f09e
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SSDEEP
24576:btb20pkaCqT5TBWgNQ7a/PHbGinldnpLeMluAQ16AK:YVg5tQ7a/P7Gil1W5K
Malware Config
Signatures
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Drops startup file 1 IoCs
description ioc Process File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svhost.fr.url fc1c010b776b3e094b556982ff729d5f.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1676 set thread context of 2108 1676 fc1c010b776b3e094b556982ff729d5f.exe 28 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1676 fc1c010b776b3e094b556982ff729d5f.exe 1676 fc1c010b776b3e094b556982ff729d5f.exe 1676 fc1c010b776b3e094b556982ff729d5f.exe 2108 RegAsm.exe 2108 RegAsm.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe -
Suspicious behavior: GetForegroundWindowSpam 2 IoCs
pid Process 2108 RegAsm.exe 2572 taskmgr.exe -
Suspicious behavior: MapViewOfSection 2 IoCs
pid Process 1676 fc1c010b776b3e094b556982ff729d5f.exe 1676 fc1c010b776b3e094b556982ff729d5f.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2108 RegAsm.exe Token: 33 2108 RegAsm.exe Token: SeIncBasePriorityPrivilege 2108 RegAsm.exe Token: SeDebugPrivilege 2572 taskmgr.exe -
Suspicious use of FindShellTrayWindow 64 IoCs
pid Process 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe -
Suspicious use of SendNotifyMessage 64 IoCs
pid Process 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe 2572 taskmgr.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2108 RegAsm.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 1676 wrote to memory of 2108 1676 fc1c010b776b3e094b556982ff729d5f.exe 28 PID 1676 wrote to memory of 2108 1676 fc1c010b776b3e094b556982ff729d5f.exe 28 PID 1676 wrote to memory of 2108 1676 fc1c010b776b3e094b556982ff729d5f.exe 28 PID 1676 wrote to memory of 2108 1676 fc1c010b776b3e094b556982ff729d5f.exe 28 PID 1676 wrote to memory of 2108 1676 fc1c010b776b3e094b556982ff729d5f.exe 28 PID 1676 wrote to memory of 2108 1676 fc1c010b776b3e094b556982ff729d5f.exe 28 PID 1676 wrote to memory of 2108 1676 fc1c010b776b3e094b556982ff729d5f.exe 28 PID 1676 wrote to memory of 2108 1676 fc1c010b776b3e094b556982ff729d5f.exe 28 PID 2108 wrote to memory of 2572 2108 RegAsm.exe 30 PID 2108 wrote to memory of 2572 2108 RegAsm.exe 30 PID 2108 wrote to memory of 2572 2108 RegAsm.exe 30 PID 2108 wrote to memory of 2572 2108 RegAsm.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\fc1c010b776b3e094b556982ff729d5f.exe"C:\Users\Admin\AppData\Local\Temp\fc1c010b776b3e094b556982ff729d5f.exe"1⤵
- Drops startup file
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1676 -
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"C:\Users\Admin\AppData\Local\Temp\fc1c010b776b3e094b556982ff729d5f.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2108 -
C:\Windows\SysWOW64\taskmgr.exe"C:\Windows\System32\taskmgr.exe"3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:2572
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C:\Windows\system32\wbem\WmiApSrv.exeC:\Windows\system32\wbem\WmiApSrv.exe1⤵PID:2884
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
321KB
MD5e88090a663169843bfdfb896c079d39f
SHA1e9a9996b2bd00395d0b66fed8787c822ac12586d
SHA2561fe400eab095e4cce09a63bba9837b023ff938909f7f45122fd755a1ea34ff62
SHA5128be247280610f3ea8fb2ae8a8d4cd4f3c26df973afdd54dea4b36f7b2fc17f8a6448c79c31fd27ce033b880794ddefbc610fca69e48edc81d35418057b383253